搜索： 编号：a188230
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A188230型
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| -（n+1）中n个数的非递减排列数。。（n+1）和为零且不超过两个数字相等 |
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1, 4, 12, 52, 221, 1019, 4818, 23522, 117209, 594789, 3062414, 15966168, 84132345, 447457816, 2399177028, 12956403904, 70416558196, 384897011042, 2114694606220, 11672750655842, 64705139473661, 360068911514032, 2010827078176568
(列表；图表；参考；听；历史；文本；内部格式)
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抵消
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1,2
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评论
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链接
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例子
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n=4的一些解
.-3…-5…-5…-3…-3…-1…-4…-5…-4…-4…-2…-5…-4…-4…-4…-4…-4…-4…-4…-4…-4…-4…-3
.-2...-5....0...-3....0...-1....1...-1...-2...-4...-2...-3...-1...-3...-3...-1
..1....5....1....2....1....0....1....2....2....3....1....3....2....2....3....2
..4....5....4....4....2....2....2....4....4....5....3....5....3....5....4....2
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关键词
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非n
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作者
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状态
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经核准的
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